Mouth package Skobifix flat roof

• Shaft element made of special geopolymer foam with groove and spring system for fast construction
• Flue gas pipe in F30 lightweight shaft for gas and oil condensing boilers in detached houses
• Suitable for new builds, conversions and renovation work.
• Used as a shaft in buildings or in thermal insulation systems in facade insulation

• Consisting of:
- 1 x roof duct
- 1 x flat roof collar 0° - 3°